L. da S. Siqueira, C. H. de S. Sigaud, and M. A. Rezende, “Factors that support and don’t support the permanence of accompanying mothers in a hospital pediatric unit”, Rev. Esc. Enferm. USP, vol. 36, no. 3, pp. 270–275, Sep. 2002, doi: 10.1590/S0080-62342002000300009.